Класcы преобразований нестационарного сигнала в информационно-измерительных системах. II. Время-частотные преобразования
Автор: Меркушева А.В.
Журнал: Научное приборостроение @nauchnoe-priborostroenie
Рубрика: Оригинальные статьи
Статья в выпуске: 2 т.12, 2002 года.
Бесплатный доступ
Представлены аналитическая форма и характеристики время-частотных преобразований, являющихся средством анализа нестационарных сигналов, в том числе большинства сигналов в информационно-измерительных и информационно- управляющих системах. В примерах двумерное представление модельных сигналов при преобразованиях Зака и Вигнера сопоставлено с традиционным методом кратковременного преобразования Фурье. Дана систематизация и взаимосвязи преобразований время-частотного класса.
Короткий адрес: https://sciup.org/14264237
IDR: 14264237
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